Question
Which survey is most expensive because of the
interviewer's time and travel expenses?Solution
The high cost of reaching respondents in their homes through personal interview surveys has led to a dramatic increase in the use of mall intercept interviews, which are personal interviews of consumers at shopping centres.
Find the smallest number that, when divided by 6, 8, and 12, leaves a remainder of 5 in each case.
An eight-digit number, 81x3y72 is divisible by 72. Find the maximum possible value of x + y.
Find the remainder when 2722 is divided by 729.
When a number is divided by 8, the remainder is half of the divisor and the quotient is 3 more than twice the product of the divisor and remainder. Find...
Which of the following numbers is divisible by 22?
An eight-digit number, 18x297y6 is divisible by 72. Find the maximum possible value of x + y.
A six-digit number 27p5q8 is divisible by 36. What is the greatest possible value for (p×q)?
Which one of the following numbers is divisible by 11?
What is the value of (2² + 3²) × (4³ + 5³) ÷ (6⁴)?
Which of the following numbers is divisible by 11?
